CVE-2020-1226

Name: CVE-2020-1226
Creator: NVD / NIST
Published: 2020-06-09T20:15:15.27+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 17.16%

Last modified Jun 17, 2026

CVE-2020-1226 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka 'Microsoft Excel Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1225.. EPSS estimates a 17.16% chance of exploitation in the next 30 days.

Description

A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka 'Microsoft Excel Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1225.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

17.16%

96.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions	Update
Microsoft	365 Apps	All versions	—
Microsoft	Excel	2010	Sp2
Microsoft	Excel	2013	Sp1
Microsoft	Excel	2016	—
Microsoft	Office	2016	—
Microsoft	Office	2019	—

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1226Patch, Vendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1027Third Party Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1226Patch, Vendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1027Third Party Advisory

Timeline

Published: Jun 9, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-1226?

How severe is CVE-2020-1226?

CVE-2020-1226 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 17.16% probability of exploitation in the next 30 days.

How do I fix CVE-2020-1226?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-1226?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST